Sherkul Shodmonovich Shodmonov, Madina Kamilovna Abdullaeva, and Dilfuza Sherkulovna Bababekova. 2021. “New Content And Composition Of Surplus Product”. The American Journal of Interdisciplinary Innovations and Research 3 (01):92-98. https://doi.org/10.37547/tajiir/Volume03Issue01-15.